@Unpublished{dec1997a,
  author = 	 {Decyk, Viktor K.       and
                  Norton, Charles D.     and
                  Szymanski, Boleslaw K.    },
  title = 	 {'Introduction to {O}bject-{O}riented {C}oncepts using {F}ortran90'},
  OPTnote = 	 {http://www.cs.rpi.edu/~szymansk/OOF90/F90_Objects.html},
  OPTkey = 	 {},
  OPTmonth = 	 {},
  year = 	 {1997},
  OPTannote = 	 {}
}

